Home / 131,948.01-197,963.93-43,181.33

Finding the Fourth Proportional to 131,948.01, 197,963.93 and 43,181.33

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Solution

The fourth proportional to 131,948.01, 197,963.93 and 43,181.33 is: 64,785.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,948.01 : 197,963.93 = 43,181.33 : x
  2. Step 2: Convert to fraction form
    131,948.01/197,963.93 = 43,181.33/x
  3. Step 3: Cross multiply
    131,948.01x = 197,963.93 × 43,181.33
  4. Step 4: Simplify right side
    131,948.01x = 8,548,344,907.56
  5. Step 5: Solve for x
    x = 8,548,344,907.56/131,948.01
  6. Step 6: Final answer
    x = 64,785.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.